Lochinvar 2072 operation manual Installation & Operation Manual Models 502

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CPX-I-O Rev B

Installation & Operation

Manual

Models: 502 - 2072

WARNING: If the information in these instructions is not followed exactly, a fire or explosion may result causing property damage, personal injury or death.

--Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance.

--WHAT TO DO IF YOU SMELL GAS

Do not try to light any appliance.

Do not touch any electrical switch; do not use any phone in your building.

Immediately call your gas supplier from a near by phone. Follow the gas supplier’s instructions.

If you cannot reach your gas supplier, call the fire department. -- Installation and service must be performed by a qualified

installer, service agency, or the gas supplier.

￿ WARNING:

This manual supplies information for the installation, operation, and servicing of the appliance. It is strongly recommended that this manual and the Copper-fin2Pool Heater Service Manual be reviewed completely before proceeding with an installation. Perform steps in the order given. Failure to comply could result in severe personal injury, death, or substantial property damage.

Save this manual for future reference.

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Contents Save this manual for future reference Installation & Operation Manual Models 502Contents Special instructions Please read before proceedingRemoval of Combustion Chamber Lining or Base Panels Owner warning Safety informationCopper-fin2- How it works Copper-fin2- How it works Copper-fin2- How it works Ratings SpecificationsLocation of unit Determine unit locationIndoor clearances from combustible construction Freeze protectionLocation Outdoor pool heater installationHydronic systems anti-freeze Combustion and ventilation airMinimum Recommended Combustion AIR Supply to Equipment Room Outside Combustion Air Using Direct VentingCombustion air filter Exhaust fansIdentify your appliance’s vent system VentingCAT IV Flue pipe materials CAT I Negative pressure non-condensingDraft Venting Vent system optionsVenting support General informationBarometric damper location Negative draft Conventional negative draft venting seeFlue outlet piping Common Venting SystemsVertical vent termination clearances and location Masonry chimney installationsInspection of a masonry chimney 1Vent Termination from Peaked Roof 10 ft. or Less From Ridge Combustion air inlet piping Vertical DirectAire venting seeLength of air inlet pipe Sidewall air inletCombined air inlet points Vertical Rooftop Air InletClearances Directaire Kits Model Horizontal KIT Vertical KIT Venting of flue productsSidewall with fan Sidewall venting seeSidewall venting termination Sidewall vent termination clearances and locationSidewall venting without fan Drain tee installationModels 502 Venting of flue products Horizontal DirectAire venting Powered Venting seeFlue outlet piping Direct venting seeVertical DV venting termination Horizontal DV venting termination Masonry chimney installationHorizontal Vent Termination Clearances and Location Combustion air inlet pipingAir inlet piping materials Connecting the air inlet pipe to the unitLength of air inlet pipe Sealing PVC, CPVC, ABS, dryer vent, and flex duct vent pipeVertical and sidewall combustion air inlet Multiple sidewall direct vent installationsHorizontal combustion air inlet clearances Vertical Combustion Air Inlet ClearancesOutdoor vent/air inlet location Outdoor installation seeOutdoor vent cap kit Gas connections Connecting to gas supplyGas connection Gas pressure testCombination gas valves Suggested GAS Pipe Size for Single Unit Installations ModelGas train and controls Venting of combination gas valvesChecking gas supply pressure GAS Piping Size ChartCirculating pump Water connections502 752 Models 992 1442 ModelsInitial set-up of maximum water flow Heat exchangerMinimum Pump Performance Auxiliary Mixed Water Limit Control3Heater Within 15 feet of Pool Piping 6Cascaded Heaters Beyond 15 feet of Pool Piping Pool Return Sensor Location MIN Primary Pumped Automatic Bypass Automatic bypass valve cover installationOutdoor operation 3-way valve cover Pump purge delay Water flow switchPump purge pre-running delay Relief valveWay Automatic Bypass Valve Wiring Way automatic bypass valve wiringRemote Wire Connection Electrical connectionsPool heater operating control module Installation must comply withLine voltage connections AMP Draw DataPool return sensor 2-wire Louver proving switchPool supply/limit sensor 4-wire Low voltage connectionsWiring of the cascade Alarm contactsStartup Pre-start checklistStarting the filter system Check for gas leaksCheck vent and air piping Check thermostat circuitsPlacing the pool heater in operation Start the pool heater2Operating Instructions Set clock Configuration of the cascadeGeneral Operating informationPool heater temperature regulation Cascade DAY Switching on SequenceSequence of the cascade Sequence of operation Copper-fin2control module MENU/EXIT Display Screen ENTER/RESET UpdownInstaller Access modesUser To save parameters and exit programmingStatus display screens Sysrtn Open Unit Pump DelaySysrtn Shorted STG DemandService technician Maintenance Maintenance and annual startupOwner maintenance Address reported problems MaintenanceInspect appliance area Inspect appliance interiorCheck control settings Check all wiringCheck relief valve Inspect/replace hot surface igniter Ignition system checkoutPerform start-up and checks Check burner flame Inspect and clean burnerCheck flue gas passageways Oiled bearing circulators Review with ownerDigital Harness Connection diagramController LOW Voltage Ladder diagramRuntime Contacts 2BOARDCONNECTION Outdoor S5SENSOR POOL2ND Page
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2072, 502 specifications

Lochinvar 2072,502 is an innovative and robust water-heating solution tailored for residential and commercial applications. This model represents a significant advancement in energy efficiency and performance, catering to the dynamic heating requirements of modern buildings.

One of the standout features of Lochinvar 2072,502 is its advanced thermal efficiency. With an impressive AFUE (Annual Fuel Utilization Efficiency) rating, the unit delivers exceptional heat output while minimizing energy consumption. This not only reduces utility bills for homeowners and businesses but also supports sustainability efforts by decreasing carbon footprints.

The Lochinvar 2072,502 incorporates cutting-edge technologies that set it apart in the market. It is equipped with advanced control systems that allow users to precisely manage heating outputs, ensuring optimal comfort while conserving energy. The user-friendly digital display provides real-time data, allowing for efficient monitoring and control.

Another significant characteristic of the Lochinvar 2072,502 is its robust stainless-steel construction. This feature enhances the unit's durability and longevity, ensuring reliable performance even in challenging conditions. The high-quality materials also contribute to maintaining consistent water temperatures, which is essential for both residential and commercial heating needs.

The Lochinvar 2072,502 operates silently, making it ideal for installations in areas where noise is a concern. Its compact design allows for flexible installation options, fitting seamlessly into various spaces, whether it’s a utility room, basement, or outdoor area.

Furthermore, the unit supports multiple venting options, accommodating different building architectures and layouts. This versatility makes it an ideal choice for new builds and retrofitting existing systems.

Maintenance is streamlined with the Lochinvar 2072,502, as it features a self-diagnostics system that simplifies troubleshooting. Regular service check-ups are made easier with accessible components, allowing technicians to perform maintenance tasks efficiently.

In summary, the Lochinvar 2072,502 stands out for its high efficiency, advanced technology, durability, and flexible installation options. It is an ideal choice for those seeking a reliable and technologically advanced water-heating solution that meets the challenges of contemporary heating demands while promoting energy savings and environmental responsibility.